Jongjitvimol, Touchkanin, and Sittichai Urtgam. “LANDRACE RICE IN PHITSANULOK PROVINCE”. PSRU Journal of Science and Technology 4, no. 1 (October 22, 2018): 19–27. Accessed May 7, 2024. https://ph01.tci-thaijo.org/index.php/Scipsru/article/view/147525.